The ChromaGen Range
See the colours, read the words
Cantor & Nissel Ltd is the only U.K. supplier of the ChromaGen range.
ChromaGen has been clinically proven to help improve the accuracy of reading, writing, comprehension and to help patients who suffer from either colour deficiency or academic skills disorders (ASD).
Material: Contamac GMA and Filcon II Material
Water Content: 58%
Permeability (Dk): Based on Rx
Base Curve (mm): 6.60 to 10.40 (0.10 steps)
Diameter (mm): 11.00 to 20.00 (0.50 steps)
Tint Diameters: 5.00, 6.00 & 7.00
Power Range: -30.00D to +30.00D (0.25D steps)
Higher powers may be available
Center Thickness: Based on Rx
Available base curves and diameters are restricted by material. Please refer to our Material Parameters sheet for available sizes
Up to 9 different coloured filters
Up to 25 different contact lenses, with different colours, pupil sizes and parameters
ChromaGen has been known to help in Dyspraxia (clumsiness) and Migraine sufferers.
ChromaGen filters re-synchronise and electively charge the speed of the information in the pathways to enable sufferers to improve their reading ability.
Enhance safety for those that are colour deficient (e.g. easier to identify traffic and car lights)